Environmentalists are urging EPA to consider regulating certain uses and exposure pathways of 1,4-dioxane under TSCA even though the Trump administration excluded them from its controversial evaluation of the substance, arguing that the benefits that accrue from such rules could justify any regulations. EPA “must fully account for regulatory benefits,” Earthjustice attorney Jonathan Kalmuss-Katz told a Feb. 2 webinar the agency hosted to begin discussing options for regulating the chemical under the Toxic Substances Control Act (TSCA). “This will allow...